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Allstar Performance

ALLSTAR PERFORMANCE 1:1 Pulley Kit Block Mount PS Premium

MPN: all31090 Catalog #: 001481051 Category: Pulley Kits Check Vehicle Fitment

Product Details

Pulley Kit - 1 to 1 - 2 Groove V-Belt - Billet Aluminum - Natural - Small Block Chevy - Kit

It is required to use the ALL48252 power steering pump or upgrade an existing pump to the pulley for the 1/2 wide belt groove using ALL48253 pulley.This kit includes the following belts.ALL86127 Water Pump To Crank Pulleys (29)ALL86128 Water Pump to Crank to P/S Pulleys (37)ALL31084 1:1 Crank Pulley ALL31085 1:1 Water Pump Pulley

Pulley Kit - 2 Groove V-Belt - 30 Percent Reduction - Aluminum - Natural - Small Block Chevy - Kit

It is required to use the ALL48252 power steering pump or upgrade an existing pump to the pulley for the 1/2 wide belt groove using ALL48253 pulley.This kit includes the following belts. ALL86127 Water Pump To Crank Pulleys (29) ALL86128 Water Pump to Crank to P/S Pulleys (37) ALL31084 Crank Pulley ALL31085 Water Pump Pulley

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Engine Compatibility

GM - SBCMatched variant: Small Block Chevy

Small Block Chevy; 265–400ci

Fitment note: Engine compatibility is provided as a guide. Please verify all fitment details before ordering.

Product Specs

Brand
Allstar Performance
Part Number
all31090
Catalog Number
001481051
Product Line
Pulley Kits
Category
Engines & Parts
Type
Pulley Kits
UPC / Barcode
848238079050
Length
8.85 in
Width
8.45 in
Height
8.40 in
Weight
3.47 lb
Ship Alone
No
Air Restricted
No

Shipping & Availability

Current status 7 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

Inventory shown: 7 available as of 6/3/2026.

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